This one is also perfect, but it depends on where you say this, I mean, in person away from Algeria or over a phone call or by e-mail.
since 来ました(kimashita) means 'came', it doesn't fit the latter ones.
We need some more details for the exact answer, actually.

Konnichiwa. Watashi wa Arujeria no Nour El Houda to iimasu.
can be used relatively diversified situations, I believe.